Magnet



FIG. 1 is an enlarged bottom and rear perspective view of a magnet showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a side elevation view thereof. 

CLAIM The ornamental design for a magnet, as shown and described. 